GB2330693B - Matching device for a multi-frequency antenna - Google Patents

Matching device for a multi-frequency antenna

Info

Publication number
GB2330693B
GB2330693B GB9722450A GB9722450A GB2330693B GB 2330693 B GB2330693 B GB 2330693B GB 9722450 A GB9722450 A GB 9722450A GB 9722450 A GB9722450 A GB 9722450A GB 2330693 B GB2330693 B GB 2330693B
Authority
GB
United Kingdom
Prior art keywords
frequency antenna
matching device
matching
antenna
frequency
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB9722450A
Other versions
GB9722450D0 (en
GB2330693A (en
Inventor
Andrew Jesman
Christopher Jesman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to GB9722450A priority Critical patent/GB2330693B/en
Publication of GB9722450D0 publication Critical patent/GB9722450D0/en
Priority to PCT/GB1998/001220 priority patent/WO1999022418A1/en
Priority to AU72192/98A priority patent/AU7219298A/en
Priority to EP98919312A priority patent/EP1012903A1/en
Priority to ZA983519A priority patent/ZA983519B/en
Priority to US09/069,883 priority patent/US5995684A/en
Priority to DE29808904U priority patent/DE29808904U1/en
Publication of GB2330693A publication Critical patent/GB2330693A/en
Priority to NO20002101A priority patent/NO20002101D0/en
Application granted granted Critical
Publication of GB2330693B publication Critical patent/GB2330693B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H01Q1/32—Adaptation for use in or on road or rail vehicles
    • H01Q1/325—Adaptation for use in or on road or rail vehicles characterised by the location of the antenna on the vehicle
    • H01Q1/3275—Adaptation for use in or on road or rail vehicles characterised by the location of the antenna on the vehicle mounted on a horizontal surface of the vehicle, e.g. on roof, hood, trunk
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/1271—Supports; Mounting means for mounting on windscreens
    • H01Q1/1285—Supports; Mounting means for mounting on windscreens with capacitive feeding through the windscreen
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/30—Arrangements for providing operation on different wavebands
    • H01Q5/378—Combination of fed elements with parasitic elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/50—Feeding or matching arrangements for broad-band or multi-band operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Details Of Aerials (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Facsimiles In General (AREA)
GB9722450A 1997-10-23 1997-10-23 Matching device for a multi-frequency antenna Expired - Fee Related GB2330693B (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
GB9722450A GB2330693B (en) 1997-10-23 1997-10-23 Matching device for a multi-frequency antenna
PCT/GB1998/001220 WO1999022418A1 (en) 1997-10-23 1998-04-27 Matching device for a multi-frequency antenna
AU72192/98A AU7219298A (en) 1997-10-23 1998-04-27 Matching device for a multi-frequency antenna
EP98919312A EP1012903A1 (en) 1997-10-23 1998-04-27 Matching device for a multi-frequency antenna
ZA983519A ZA983519B (en) 1997-10-23 1998-04-28 Matching device for a multi-frequency antenna
US09/069,883 US5995684A (en) 1997-10-23 1998-04-29 Using clasps to fix a transparent glass in a housing of a flatbed scanner
DE29808904U DE29808904U1 (en) 1997-10-23 1998-05-07 Coupling device for a multi-frequency antenna
NO20002101A NO20002101D0 (en) 1997-10-23 2000-04-25 Multi-frequency antenna adapter

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9722450A GB2330693B (en) 1997-10-23 1997-10-23 Matching device for a multi-frequency antenna
US09/069,883 US5995684A (en) 1997-10-23 1998-04-29 Using clasps to fix a transparent glass in a housing of a flatbed scanner

Publications (3)

Publication Number Publication Date
GB9722450D0 GB9722450D0 (en) 1997-12-24
GB2330693A GB2330693A (en) 1999-04-28
GB2330693B true GB2330693B (en) 2002-04-24

Family

ID=26312481

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9722450A Expired - Fee Related GB2330693B (en) 1997-10-23 1997-10-23 Matching device for a multi-frequency antenna

Country Status (6)

Country Link
US (1) US5995684A (en)
AU (1) AU7219298A (en)
DE (1) DE29808904U1 (en)
GB (1) GB2330693B (en)
WO (1) WO1999022418A1 (en)
ZA (1) ZA983519B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6138050A (en) 1997-09-17 2000-10-24 Logitech, Inc. Antenna system and apparatus for radio-frequency wireless keyboard
US7196828B2 (en) * 2000-07-17 2007-03-27 Agfa-Gevaert N.V. Scanner having a vertical rest position
DE10040307A1 (en) * 2000-08-14 2002-03-07 Comsys Comm Systems Service Gm Passive repeater for mobile radio applications in vehicles, has external and internal glass plates which are connected by band connectors
GB0405865D0 (en) * 2004-03-16 2004-04-21 Jesman Andrew Matching element for mobile antenna
AT12791U1 (en) * 2009-12-25 2012-11-15 Boyko Sergey Nikolaevich ELECTRONIC RECEPTION ANTENNA
USD821402S1 (en) * 2017-04-06 2018-06-26 Gemalto Sa Document reader
KR102561729B1 (en) * 2021-05-25 2023-07-31 오성시스템 주식회사 Non face-to-face identification assistive device

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4413262A (en) * 1981-03-31 1983-11-01 Johns Robert H Multiple frequency tuned circuit
EP0339629A2 (en) * 1988-04-27 1989-11-02 Motorola, Inc. Internally mounted broadband antenna
EP0531123A1 (en) * 1991-09-03 1993-03-10 Fujitsu Limited A dynamic address translation processing apparatus in a data processing system
EP0590928A1 (en) * 1992-09-28 1994-04-06 Pilkington Plc Patch antenna assembly
EP0613209A1 (en) * 1993-02-26 1994-08-31 Nec Corporation A two-frequency impedance matching circuit for an antenna
EP0777295A2 (en) * 1995-11-29 1997-06-04 Ntt Mobile Communications Network Inc. Antenna device having two resonance frequencies

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0821812B2 (en) * 1988-12-27 1996-03-04 原田工業株式会社 Flat antenna for mobile communication
US4992800A (en) * 1989-01-23 1991-02-12 Martino Research & Development Co. Windshield mounted antenna assembly
US5065842A (en) * 1989-08-18 1991-11-19 Ncr Corporation Removable window carrier for mounting in a scanner checkout counter
GB9007979D0 (en) * 1990-04-09 1990-06-06 Panorama Antennas Ltd Matching element for mobile antenna
JP2515624B2 (en) * 1990-11-01 1996-07-10 原田工業株式会社 Antenna coupling circuit
US5283589A (en) * 1992-02-05 1994-02-01 Richard Hirschmann Of America, Inc. Window mountable UHF mobile antenna system
US5289242A (en) * 1992-11-17 1994-02-22 Hewlett-Packard Method and system for identifying the type of toner print cartridges loaded into electrophotographic printers
TW225047B (en) * 1992-12-16 1994-06-11 Daiichi Denpa Kogyo Kk A linkup device and a antenna device of a co-axial cable
US5308959A (en) * 1993-01-12 1994-05-03 Optowand, Inc. Magnetic stripe and magnetic ink character recognition reader
DE9309897U1 (en) * 1993-07-03 1993-09-23 May Hans Georg ADJUSTMENT SOCKET FOR ADAPTING A DUO-BAND MOBILE RADIO ANTENNA, 2M / 70CM, TO GLUE ON THE GLASS DISC ON THE CAR
GB2323713B (en) * 1997-03-27 1999-03-03 Andrew Jesman Antenna more especially for motor vehicles

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4413262A (en) * 1981-03-31 1983-11-01 Johns Robert H Multiple frequency tuned circuit
EP0339629A2 (en) * 1988-04-27 1989-11-02 Motorola, Inc. Internally mounted broadband antenna
EP0531123A1 (en) * 1991-09-03 1993-03-10 Fujitsu Limited A dynamic address translation processing apparatus in a data processing system
EP0590928A1 (en) * 1992-09-28 1994-04-06 Pilkington Plc Patch antenna assembly
EP0613209A1 (en) * 1993-02-26 1994-08-31 Nec Corporation A two-frequency impedance matching circuit for an antenna
EP0777295A2 (en) * 1995-11-29 1997-06-04 Ntt Mobile Communications Network Inc. Antenna device having two resonance frequencies

Also Published As

Publication number Publication date
AU7219298A (en) 1999-05-17
GB9722450D0 (en) 1997-12-24
GB2330693A (en) 1999-04-28
WO1999022418A1 (en) 1999-05-06
ZA983519B (en) 1998-11-05
DE29808904U1 (en) 1998-07-30
US5995684A (en) 1999-11-30

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20021023